I am very pleased with this machine which I bought with the CNC Router Parts NEMA 23 electronics. Here's a link to my build thread on cnczone.com: http://www.cnczone.com/forums/cnc-router-parts/324948... view full review

The Pro 4896 is a BEAST! The power of the Nema 34 motors, coupled with the rigidity of the aluminum extrusions makes for a tremendous user experience. The gantry is insanely stout and stiff, resulting... view full review

PROS :I purchased this one and am 100% satisfied with it. If you are on a budget and are still looking for professional equipment, I recommend this driver. I am using it on my CNC conversion and am gr... view full review